值得畏惧的竞争对手是那些从不关注你，而是一直在改进自己业务的人。
The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time.
"The only way to do great work is to love what you do."
The mind is a dynamic system that constantly adapts to its environment.
The most important thing in investing is to avoid losing money.
发现可能极限的唯一方法，就是超越它们进入不可能。